1 //===----------- JITSymbol.cpp - JITSymbol class implementation -----------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // JITSymbol class implementation plus helper functions.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #include "llvm/ExecutionEngine/JITSymbol.h"
15 #include "llvm/IR/GlobalValue.h"
16 #include "llvm/Object/SymbolicFile.h"
17 
18 using namespace llvm;
19 
20 JITSymbolFlags llvm::JITSymbolFlags::fromGlobalValue(const GlobalValue &GV) {
21   JITSymbolFlags Flags = JITSymbolFlags::None;
22   if (GV.hasWeakLinkage() || GV.hasLinkOnceLinkage())
23     Flags |= JITSymbolFlags::Weak;
24   if (GV.hasCommonLinkage())
25     Flags |= JITSymbolFlags::Common;
26   if (!GV.hasLocalLinkage() && !GV.hasHiddenVisibility())
27     Flags |= JITSymbolFlags::Exported;
28   return Flags;
29 }
30 
31 JITSymbolFlags
32 llvm::JITSymbolFlags::fromObjectSymbol(const object::BasicSymbolRef &Symbol) {
33   JITSymbolFlags Flags = JITSymbolFlags::None;
34   if (Symbol.getFlags() & object::BasicSymbolRef::SF_Weak)
35     Flags |= JITSymbolFlags::Weak;
36   if (Symbol.getFlags() & object::BasicSymbolRef::SF_Common)
37     Flags |= JITSymbolFlags::Common;
38   if (Symbol.getFlags() & object::BasicSymbolRef::SF_Exported)
39     Flags |= JITSymbolFlags::Exported;
40   return Flags;
41 }
42